/* Trade Hub – Oberfläche. Keine externen Abhängigkeiten. */
:root {
  --bg: #f4f6f8;
  --panel: #ffffff;
  --ink: #16202a;
  --ink-2: #4a5866;
  --ink-3: #7a8794;
  --line: #e2e7ec;
  --line-2: #cfd7de;
  --accent: #0f766e;
  --accent-2: #115e59;
  --accent-soft: #e6f4f2;
  --side: #0f1c24;
  --side-ink: #c7d3dc;
  --side-hover: #1a2d38;
  --good: #15803d;
  --good-soft: #e8f6ec;
  --warn: #b45309;
  --warn-soft: #fdf3e2;
  --bad: #b91c1c;
  --bad-soft: #fdecec;
  --info: #1d4ed8;
  --info-soft: #e9effd;
  --radius: 10px;
  --shadow: 0 1px 2px rgba(16, 24, 40, .05), 0 1px 3px rgba(16, 24, 40, .06);
  font-size: 15px;
}
@media (prefers-color-scheme: dark) {
  :root {
    --bg: #0e1418; --panel: #151e24; --ink: #e6edf2; --ink-2: #b3c0ca; --ink-3: #85939e; --line: #243039; --line-2: #33424d;
    --accent: #2dd4bf; --accent-2: #5eead4; --accent-soft: #11302d; --side: #0a1014; --side-ink: #b8c6d0; --side-hover: #16222a;
    --good: #4ade80; --good-soft: #10291a; --warn: #fbbf24; --warn-soft: #2d230d; --bad: #f87171; --bad-soft: #2f1414;
    --info: #93c5fd; --info-soft: #132339; --shadow: none;
  }
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body { font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif; background: var(--bg); color: var(--ink); line-height: 1.45; }
a { color: var(--accent); text-decoration: none; }
a:hover { text-decoration: underline; }
h1 { font-size: 1.45rem; margin: 0 0 4px; letter-spacing: -.01em; }
h2 { font-size: 1.1rem; margin: 0 0 12px; }
h3 { font-size: .98rem; margin: 0 0 8px; }
p { margin: 0 0 10px; }
small, .muted { color: var(--ink-3); }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace; font-size: .88em; }
.ico { width: 18px; height: 18px; flex: none; }

/* Layout */
.app { display: flex; min-height: 100vh; background: linear-gradient(90deg, var(--side) 236px, var(--bg) 236px); }
.sidebar { width: 236px; background: var(--side); color: var(--side-ink); flex: none; position: sticky; top: 0; height: 100vh; overflow-y: auto; padding: 14px 10px 24px; }
.brand { display: flex; gap: 10px; align-items: center; color: #fff; padding: 6px 8px 14px; text-decoration: none !important; }
.brand strong { display: block; font-size: 1.02rem; }
.brand small { display: block; color: #8fa3b1; font-size: .74rem; max-width: 160px; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.brand-mark { width: 34px; height: 34px; border-radius: 9px; background: var(--accent); color: #fff; display: grid; place-items: center; font-weight: 700; font-size: 1.05rem; flex: none; }
.sidebar nav a { display: flex; align-items: center; gap: 10px; padding: 7px 10px; border-radius: 8px; color: var(--side-ink); font-size: .92rem; text-decoration: none; }
.sidebar nav a:hover { background: var(--side-hover); color: #fff; }
.sidebar nav a.active { background: var(--accent); color: #fff; }
.sidebar nav a span { flex: 1; }
.nav-group { font-size: .7rem; text-transform: uppercase; letter-spacing: .08em; color: #6f8594; margin: 16px 10px 6px; }
.count { font-style: normal; background: #f59e0b; color: #111; border-radius: 99px; font-size: .72rem; padding: 0 7px; font-weight: 700; }
.main { flex: 1; min-width: 0; display: flex; flex-direction: column; }
.topbar { display: flex; align-items: center; gap: 12px; padding: 10px 24px; background: var(--panel); border-bottom: 1px solid var(--line); position: sticky; top: 0; z-index: 10; }
.menu-toggle { display: none; background: none; border: 0; color: var(--ink); cursor: pointer; padding: 6px; }
.search { flex: 1; max-width: 560px; display: flex; align-items: center; gap: 8px; background: var(--bg); border: 1px solid var(--line); border-radius: 9px; padding: 0 10px; color: var(--ink-3); }
.search input { border: 0; background: transparent; padding: 9px 0; flex: 1; font: inherit; color: var(--ink); outline: none; }
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: 12px; }
.user { font-size: .88rem; text-align: right; line-height: 1.2; }
.user small { display: block; font-size: .74rem; }
a.user { color: inherit; text-decoration: none; } a.user:hover { text-decoration: underline; }
.content { padding: 22px 24px 40px; flex: 1; max-width: 1480px; width: 100%; }
.footer { padding: 12px 24px; color: var(--ink-3); font-size: .78rem; border-top: 1px solid var(--line); }

/* Seitenkopf */
.page-head { display: flex; align-items: flex-start; justify-content: space-between; gap: 16px; margin-bottom: 18px; flex-wrap: wrap; }
.page-head p { color: var(--ink-2); margin: 2px 0 0; }
.actions { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }

/* Karten */
.card { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 18px; box-shadow: var(--shadow); margin-bottom: 16px; }
.card > h2:first-child { display: flex; align-items: center; justify-content: space-between; gap: 8px; }
.card.empty { text-align: center; padding: 48px 20px; }
.grid { display: grid; gap: 16px; }
.grid > * { min-width: 0; }
.grid-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.grid-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.grid-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.span-2 { grid-column: span 2; }
.kpi { background: var(--panel); border: 1px solid var(--line); border-radius: var(--radius); padding: 14px 16px; box-shadow: var(--shadow); display: block; color: inherit; text-decoration: none !important; }
.kpi:hover { border-color: var(--line-2); }
.kpi .label { color: var(--ink-2); font-size: .82rem; }
.kpi .value { font-size: 1.5rem; font-weight: 650; letter-spacing: -.01em; margin-top: 2px; font-variant-numeric: tabular-nums; }
.kpi .sub { font-size: .8rem; color: var(--ink-3); }
.kpi.warn .value { color: var(--warn); }
.kpi.bad .value { color: var(--bad); }

/* Tabellen */
.table-wrap { overflow-x: auto; }
table.table { width: 100%; border-collapse: collapse; font-size: .92rem; }
.table th { text-align: left; font-weight: 600; color: var(--ink-2); font-size: .78rem; text-transform: uppercase; letter-spacing: .04em; padding: 8px 10px; border-bottom: 1px solid var(--line-2); white-space: nowrap; }
.table td { padding: 9px 10px; border-bottom: 1px solid var(--line); vertical-align: top; }
.table tr:last-child td { border-bottom: 0; }
.table tbody tr:hover td { background: color-mix(in srgb, var(--accent-soft) 45%, transparent); }
.table .num, .num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
.table tfoot td { font-weight: 600; border-top: 1px solid var(--line-2); }
.table .actions { justify-content: flex-end; }
.row-link { color: inherit; font-weight: 550; }

/* Badges */
.badge { display: inline-block; padding: 2px 9px; border-radius: 99px; font-size: .76rem; font-weight: 600; background: var(--line); color: var(--ink-2); white-space: nowrap; }
.badge-offen, .badge-bestellt, .badge-neu { background: var(--info-soft); color: var(--info); }
.badge-erledigt, .badge-bezahlt, .badge-ausgefuehrt, .badge-verarbeitet, .badge-ok { background: var(--good-soft); color: var(--good); }
.badge-entwurf, .badge-teilgeliefert, .badge-laeuft { background: var(--warn-soft); color: var(--warn); }
.badge-storniert, .badge-abgelehnt, .badge-fehler { background: var(--bad-soft); color: var(--bad); }
.badge-ignoriert { background: var(--line); color: var(--ink-3); }
.tag { display: inline-block; font-size: .72rem; padding: 1px 7px; border-radius: 6px; background: var(--accent-soft); color: var(--accent-2); font-weight: 600; }
.tag-warn { background: var(--warn-soft); color: var(--warn); }
.tag-bad { background: var(--bad-soft); color: var(--bad); }

/* Buttons */
.btn { display: inline-flex; align-items: center; gap: 6px; padding: 8px 14px; border-radius: 8px; border: 1px solid var(--line-2); background: var(--panel); color: var(--ink); font: inherit; font-size: .9rem; font-weight: 550; cursor: pointer; text-decoration: none !important; white-space: nowrap; }
.btn:hover { border-color: var(--ink-3); }
.btn-primary { background: var(--accent); border-color: var(--accent); color: #fff; }
.btn-primary:hover { background: var(--accent-2); border-color: var(--accent-2); }
.btn-danger { color: var(--bad); border-color: color-mix(in srgb, var(--bad) 40%, transparent); }
.btn-danger:hover { background: var(--bad-soft); border-color: var(--bad); }
.btn-good { background: var(--good); border-color: var(--good); color: #fff; }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-sm { padding: 5px 10px; font-size: .84rem; }
.btn .ico { width: 16px; height: 16px; }
form.inline { display: inline; margin: 0; }
button[disabled], .btn[disabled] { opacity: .5; cursor: not-allowed; }

/* Formulare */
.form-grid { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 12px 14px; }
.form-grid .w2 { grid-column: span 2; }
.form-grid .w3 { grid-column: span 3; }
.form-grid .w4 { grid-column: 1 / -1; }
.field { display: flex; flex-direction: column; gap: 4px; font-size: .86rem; }
.field > span { color: var(--ink-2); font-weight: 550; }
.field small { font-size: .78rem; }
input[type=text], input[type=email], input[type=password], input[type=number], input[type=date], input[type=search], input[type=url], input[type=tel], input:not([type]), select, textarea {
  font: inherit; font-size: .93rem; padding: 8px 10px; border: 1px solid var(--line-2); border-radius: 8px; background: var(--panel); color: var(--ink); width: 100%; min-width: 0;
}
input:focus, select:focus, textarea:focus { outline: 2px solid color-mix(in srgb, var(--accent) 35%, transparent); border-color: var(--accent); }
textarea { resize: vertical; }
.check { display: flex; align-items: center; gap: 8px; font-size: .9rem; }
.form-actions { display: flex; gap: 8px; justify-content: flex-end; margin-top: 16px; flex-wrap: wrap; }
.filters { display: flex; gap: 10px; flex-wrap: wrap; align-items: flex-end; margin-bottom: 14px; }
.filters .field { min-width: 160px; }
.filters input[type=search] { min-width: 240px; }

/* Belegpositionen */
.items-table input, .items-table select { padding: 6px 8px; font-size: .9rem; }
.items-table td { padding: 6px 6px; vertical-align: middle; }
.items-table .c-qty { width: 90px; }
.items-table .c-unit { width: 90px; }
.items-table .c-price { width: 110px; }
.items-table .c-disc { width: 80px; }
.items-table .c-vat { width: 88px; }
.items-table .c-sum { width: 110px; }
.items-table .c-del { width: 40px; }
.items-table .c-sku { width: 130px; }
.item-desc { margin-top: 4px; font-size: .84rem !important; }
.totals { margin-left: auto; width: 320px; max-width: 100%; }
.totals div { display: flex; justify-content: space-between; padding: 4px 0; font-variant-numeric: tabular-nums; }
.totals .grand { font-weight: 700; font-size: 1.1rem; border-top: 2px solid var(--ink); margin-top: 4px; padding-top: 8px; }
.ac-wrap { position: relative; }
.ac-list { position: absolute; left: 0; right: 0; top: 100%; z-index: 30; background: var(--panel); border: 1px solid var(--line-2); border-radius: 8px; box-shadow: 0 8px 24px rgba(0,0,0,.14); max-height: 300px; overflow-y: auto; min-width: 340px; }
.ac-list div { padding: 8px 10px; cursor: pointer; font-size: .88rem; border-bottom: 1px solid var(--line); }
.ac-list div:last-child { border-bottom: 0; }
.ac-list div:hover, .ac-list div.sel { background: var(--accent-soft); }
.ac-list small { display: block; }

/* Meldungen */
.flash { padding: 11px 14px; border-radius: 9px; margin-bottom: 14px; font-size: .92rem; border: 1px solid transparent; }
.flash-success { background: var(--good-soft); color: var(--good); border-color: color-mix(in srgb, var(--good) 25%, transparent); }
.flash-error { background: var(--bad-soft); color: var(--bad); border-color: color-mix(in srgb, var(--bad) 25%, transparent); }
.flash-info { background: var(--info-soft); color: var(--info); border-color: color-mix(in srgb, var(--info) 25%, transparent); }
.flash-warn { background: var(--warn-soft); color: var(--warn); border-color: color-mix(in srgb, var(--warn) 25%, transparent); }
.note { background: var(--warn-soft); border-radius: 8px; padding: 10px 12px; font-size: .88rem; white-space: pre-wrap; }
.hint { background: var(--info-soft); color: var(--ink); border-radius: 8px; padding: 10px 12px; font-size: .88rem; }

/* Listen, Kacheln */
.dl { display: grid; grid-template-columns: 170px 1fr; gap: 6px 12px; font-size: .92rem; margin: 0; }
.dl dt { color: var(--ink-3); }
.dl dd { margin: 0; }
.chain { display: flex; gap: 6px; flex-wrap: wrap; align-items: center; font-size: .86rem; }
.chain .arrow { color: var(--ink-3); }
.tabs { display: flex; gap: 4px; border-bottom: 1px solid var(--line); margin-bottom: 16px; flex-wrap: wrap; }
.tabs a { padding: 8px 14px; border-bottom: 2px solid transparent; color: var(--ink-2); font-weight: 550; font-size: .92rem; text-decoration: none; }
.tabs a.active { border-color: var(--accent); color: var(--ink); }
.agent-card { display: flex; flex-direction: column; gap: 10px; }
.agent-card header { display: flex; justify-content: space-between; gap: 8px; align-items: flex-start; }
.bars { display: flex; align-items: flex-end; gap: 12px; height: 150px; padding-top: 10px; }
.bars .bar { flex: 1; display: flex; flex-direction: column; align-items: center; gap: 6px; height: 100%; justify-content: flex-end; }
.bars .bar i { display: block; width: 100%; max-width: 46px; background: var(--accent); border-radius: 6px 6px 2px 2px; min-height: 2px; }
.bars .bar span { font-size: .74rem; color: var(--ink-3); }
.bars .bar b { font-size: .74rem; font-weight: 600; font-variant-numeric: tabular-nums; }
.pager { display: flex; gap: 14px; align-items: center; justify-content: center; margin-top: 14px; font-size: .88rem; }
.log { background: var(--bg); border: 1px solid var(--line); border-radius: 8px; padding: 10px 12px; font-family: ui-monospace, Menlo, Consolas, monospace; font-size: .8rem; white-space: pre-wrap; max-height: 320px; overflow: auto; }
.list-plain { list-style: none; padding: 0; margin: 0; }
.list-plain li { padding: 8px 0; border-bottom: 1px solid var(--line); display: flex; justify-content: space-between; gap: 10px; flex-wrap: wrap; }
.list-plain li:last-child { border-bottom: 0; }

/* KI-Chat */
.chat { display: flex; flex-direction: column; height: calc(100vh - 230px); min-height: 420px; }
.chat-log { flex: 1; overflow-y: auto; padding: 4px 2px 12px; display: flex; flex-direction: column; gap: 12px; }
.msg { max-width: 820px; padding: 10px 14px; border-radius: 12px; white-space: pre-wrap; font-size: .94rem; }
.msg-user { align-self: flex-end; background: var(--accent); color: #fff; border-bottom-right-radius: 4px; }
.msg-ai { align-self: flex-start; background: var(--panel); border: 1px solid var(--line); border-bottom-left-radius: 4px; }
.msg-steps { font-size: .78rem; color: var(--ink-3); margin-top: 6px; }
.chat-form { display: flex; gap: 8px; border-top: 1px solid var(--line); padding-top: 12px; }
.chat-form textarea { flex: 1; }
.suggestions { display: flex; gap: 6px; flex-wrap: wrap; margin-bottom: 10px; }
.suggestions button { font-size: .82rem; }

/* Anmeldung */
.auth-body { display: grid; place-items: center; min-height: 100vh; background: linear-gradient(160deg, #0f1c24, #0f3d3a); padding: 16px; }
.auth-card { width: 100%; max-width: 400px; background: var(--panel); border-radius: 14px; padding: 28px; box-shadow: 0 20px 60px rgba(0,0,0,.35); }
.auth-card .brand { color: var(--ink); padding: 0 0 18px; }
.auth-card .brand small { color: var(--ink-3); }
.auth-card form { display: flex; flex-direction: column; gap: 12px; }

@media (max-width: 1100px) {
  .grid-4 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .grid-3 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}
@media (max-width: 860px) {
  .app { background: var(--bg); }
  .sidebar { position: fixed; left: -260px; z-index: 50; transition: left .2s; box-shadow: 0 0 40px rgba(0,0,0,.3); }
  .sidebar.open { left: 0; }
  .menu-toggle { display: block; }
  .content { padding: 16px; }
  .topbar { padding: 8px 12px; }
  .user { display: none; }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .span-2 { grid-column: auto; }
  .form-grid { grid-template-columns: 1fr 1fr; }
  .form-grid .w3, .form-grid .w4 { grid-column: 1 / -1; }
  .dl { grid-template-columns: 1fr; }
  .dl dt { margin-top: 6px; }
}
@media print {
  .sidebar, .topbar, .footer, .actions, .form-actions { display: none !important; }
  .content { padding: 0; }
  .card { box-shadow: none; border: 0; }
}

/* Scanner */
.scan-row { display: flex; gap: 10px; align-items: flex-end; flex-wrap: wrap; margin-bottom: 10px; }
.scan-row .field { min-width: 160px; flex: 1; }
.scan-input { flex: 1; min-width: 220px; font-size: 1.15rem !important; padding: 12px 14px !important; border: 2px solid var(--accent) !important; }
.scan-video { position: relative; margin-bottom: 10px; }
.scan-video video { width: 100%; max-width: 520px; max-height: 320px; border-radius: 10px; background: #000; display: block; object-fit: cover; }
.scan-video button { margin-top: 6px; }
.scan-result { min-height: 10px; }
.scan-result .ok, .scan-result .err { padding: 12px 14px; border-radius: 10px; font-size: 1rem; }
.scan-result .ok { background: var(--good-soft); color: var(--ink); border: 1px solid color-mix(in srgb, var(--good) 35%, transparent); }
.scan-result .err { background: var(--bad-soft); color: var(--bad); border: 1px solid color-mix(in srgb, var(--bad) 35%, transparent); }
.scan-result .big { font-size: 1.5rem; font-weight: 700; }
.row-flash td { background: var(--good-soft) !important; transition: background .6s; }
.barcode { max-width: 100%; height: auto; }
.badge-good { background: var(--good-soft); color: var(--good); }
.badge-warn { background: var(--warn-soft); color: var(--warn); }
.badge-bad { background: var(--bad-soft); color: var(--bad); }
.badge-info { background: var(--info-soft); color: var(--info); }
.badge-muted { background: var(--line); color: var(--ink-3); }
.small { font-size: .85rem; }
.meter { height: 8px; background: var(--line); border-radius: 4px; overflow: hidden; min-width: 80px; }
.meter i { display: block; height: 100%; background: var(--good); }
.meter-gelb i { background: var(--warn); } .meter-rot i { background: var(--bad); }
.shopfilter { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.shopfilter input, .shopfilter select { width: auto; flex: 1 1 200px; }
.scan-video { max-width: 520px; }
.scan-video .aim { position: absolute; left: 8%; right: 8%; top: 160px; height: 2px; background: #ef4444; box-shadow: 0 0 6px #ef4444; pointer-events: none; }
.scan-video .scaninfo { display: block; color: var(--ink-3); margin-top: 4px; }